| 2026 |
| 03/09 | 204 | 208 | 195 | 207 | -2.36% | 409,300 | 21億2217万 | -14.11% |
| 03/06 | 213 | 220 | 209 | 212 | -1.85% | 280,700 | 21億7343万 | -13.11% |
| 03/05 | 211 | 225 | 209 | 216 | +4.85% | 639,100 | 22億1444万 | -12.2% |
| 03/04 | 220 | 225 | 195 | 206 | -9.65% | 1,065,100 | 21億1192万 | -17.6% |
| 03/03 | 228 | 241 | 224 | 228 | +0.44% | 807,900 | 23億3746万 | -9.88% |
| 03/02 | 242 | 244 | 226 | 227 | -8.47% | 1,129,800 | 23億2721万 | -10.63% |
| 02/27 | 245 | 256 | 243 | 248 | +2.9% | 913,700 | 25億4251万 | -2.75% |
| 02/26 | 246 | 261 | 241 | 241 | -2.03% | 1,119,200 | 24億7074万 | -6.23% |
| 02/25 | 272 | 274 | 243 | 246 | -8.21% | 1,436,500 | 25億2200万 | -5.02% |
| 02/24 | 251 | 274 | 236 | 268 | +1.52% | 2,881,900 | 27億4755万 | +1.52% |
| 02/20 | 332 | 378 | 252 | 264 | -20.24% | 11,946,400 | 27億654万 | 0% |
| 02/19 | 277 | 331 | 270 | 331 | +31.87% | 4,734,500 | 33億9343万 | +26.34% |
| 02/18 | 15:30 定款一部変更、代表取締役の異動、取締役の異動及びその他の関係会社の異動に関するお知らせ |
| 02/18 | 226 | 254 | 223 | 251 | +10.57% | 950,400 | 25億7326万 | -1.95% |
| 02/17 | 237 | 237 | 223 | 227 | -2.58% | 423,200 | 23億2721万 | -9.92% |
| 02/16 | 227 | 240 | 224 | 233 | +2.19% | 378,100 | 23億8872万 | -6.8% |
| 02/13 | 226 | 237 | 224 | 228 | +0.88% | 651,800 | 23億3746万 | -8.06% |
| 02/12 | 240 | 244 | 225 | 226 | -7.38% | 1,026,700 | 23億1696万 | -7.76% |
| 02/10 | 230 | 252 | 225 | 244 | +7.96% | 1,237,500 | 25億150万 | +0.41% |
| 02/09 | 225 | 229 | 213 | 226 | +2.26% | 1,006,300 | 23億1696万 | -6.22% |
| 02/06 | 236 | 236 | 215 | 221 | -7.53% | 1,222,600 | 22億6570万 | -7.14% |
| 02/05 | 240 | 247 | 231 | 239 | -2.85% | 953,200 | 24億5024万 | +0.84% |
| 02/04 | 259 | 260 | 241 | 246 | -5.75% | 1,207,200 | 25億2200万 | +4.68% |
| 02/03 | 265 | 270 | 260 | 261 | -0.38% | 739,800 | 26億7578万 | +12.5% |
| 02/02 | 262 | 281 | 256 | 262 | -0.76% | 2,192,100 | 26億8603万 | +14.41% |
| 01/30 | 271 | 283 | 261 | 264 | -6.38% | 1,616,400 | 27億654万 | +17.33% |
| 01/29 | 273 | 308 | 272 | 282 | +5.62% | 4,684,500 | 28億9108万 | +27.03% |
| 01/28 | 302 | 304 | 267 | 267 | -13.03% | 2,542,500 | 27億3730万 | +23.04% |
| 01/27 | 280 | 330 | 275 | 307 | +6.6% | 5,913,500 | 31億4738万 | +43.46% |
| 01/26 | 252 | 297 | 250 | 288 | +14.29% | 4,773,800 | 29億5259万 | +37.8% |
| 01/23 | 266 | 285 | 252 | 252 | -4.91% | 1,884,900 | 25億8351万 | +22.33% |
| 01/22 | 286 | 300 | 241 | 265 | -7.34% | 3,969,200 | 27億1679万 | +28.64% |
| 01/21 | 287 | 315 | 267 | 286 | -5.61% | 6,940,300 | 29億3208万 | +38.83% |
| 01/20 | 363 | 395 | 283 | 303 | -13.43% | 15,170,700 | 31億637万 | +46.38% |
| 01/19 | 246 | 350 | 237 | 350 | +29.63% | 9,860,800 | 35億8822万 | +71.57% |
| 01/16 | 253 | 301 | 253 | 270 | +22.17% | 13,980,800 | 27億6805万 | +35.68% |
| 01/15 | 217 | 221 | 216 | 221 | +29.24% | 1,104,400 | 22億6570万 | +12.76% |
| 01/14 | 15:30 通期連結業績予想の修正に関するお知らせ |
| 01/14 | 15:30 サイブリッジ合同会社によるP o s t P r i m e株式会社(証券コード198A)の公開買付けに準ずる行為として政令で定める買集め行為に関するお知らせ |
| 01/14 | 15:30 臨時株主総会招集のための基準日設定に関するお知らせ |
| 01/14 | 15:30 サイブリッジ合同会社との資本業務提携、株式の売出し、並びに、主要株主及び主要株主である筆頭株主の異動に関するお知らせ |
| 01/14 | 15:30 2026年5月期第2四半期決算説明資料 |
| 01/14 | 15:30 2026年5月期第2四半期(中間期)決算短信〔日本基準〕(連結) |
| 01/14 | 173 | 175 | 169 | 171 | +0.59% | 347,700 | 17億5310万 | -11.4% |
| 01/13 | 176 | 176 | 168 | 170 | -3.95% | 408,500 | 17億4285万 | -11.46% |
| 01/09 | 171 | 178 | 169 | 177 | +4.12% | 527,100 | 18億1461万 | -8.29% |
| 01/08 | 172 | 172 | 165 | 170 | +0.59% | 440,400 | 17億4285万 | -11.46% |
| 01/07 | 175 | 185 | 164 | 169 | -2.87% | 1,567,100 | 17億3259万 | -11.98% |
| 01/06 | 170 | 175 | 166 | 174 | +1.16% | 399,900 | 17億8385万 | -10.31% |
| 01/05 | 171 | 172 | 163 | 172 | 0% | 1,081,700 | 17億6335万 | -11.34% |
| 2025 |
| 12/30 | 184 | 188 | 172 | 172 | -8.99% | 1,473,500 | 17億6335万 | -12.24% |
| 12/29 | 179 | 199 | 175 | 189 | +6.18% | 1,530,800 | 19億3763万 | -4.06% |
| 12/26 | 179 | 184 | 171 | 178 | -0.56% | 1,465,500 | 18億2486万 | -10.1% |
| 12/25 | 178 | 190 | 175 | 179 | -4.79% | 1,983,200 | 18億3511万 | -10.05% |
| 12/24 | 181 | 215 | 175 | 188 | +12.57% | 13,014,200 | 19億2738万 | -6% |
| 12/23 | 172 | 174 | 167 | 167 | -2.91% | 690,800 | 17億1209万 | -16.92% |
| 12/22 | 174 | 184 | 162 | 172 | -2.27% | 1,589,700 | 17億6335万 | -15.27% |
| 12/19 | 183 | 184 | 171 | 176 | -4.35% | 1,140,400 | 18億436万 | -14.15% |
| 12/18 | 187 | 193 | 176 | 184 | -5.15% | 1,846,600 | 18億8637万 | -11.54% |
| 12/17 | 210 | 245 | 192 | 194 | -8.49% | 5,565,300 | 19億8889万 | -8.49% |
| 12/16 | 15:30 代表取締役の異動に関するお知らせ |
| 12/16 | 235 | 262 | 210 | 212 | -9.4% | 4,201,600 | 21億7343万 | -1.4% |
| 12/15 | 264 | 277 | 224 | 234 | -17.61% | 4,858,600 | 23億9898万 | +7.83% |
| 12/12 | 306 | 345 | 267 | 284 | -2.41% | 23,318,200 | 29億1158万 | +30.28% |
| 12/11 | 232 | 304 | 232 | 291 | +29.91% | 24,754,500 | 29億8334万 | +34.1% |
| 12/10 | 266 | 298 | 208 | 224 | -7.44% | 28,351,000 | 22億9646万 | +3.7% |
| 12/09 | 202 | 242 | 177 | 242 | +26.04% | 25,173,200 | 24億8099万 | +11.52% |
| 12/08 | 143 | 192 | 140 | 192 | +35.21% | 18,788,600 | 19億6839万 | -12.33% |
| 12/05 | 155 | 156 | 141 | 142 | -10.13% | 1,768,700 | 14億5579万 | -36.32% |
| 12/04 | 172 | 176 | 152 | 158 | -9.71% | 2,130,200 | 16億1982万 | -31% |
| 12/03 | 161 | 179 | 154 | 175 | +4.17% | 3,140,400 | 17億9411万 | -25.85% |
| 12/02 | 175 | 185 | 166 | 168 | -2.89% | 575,200 | 17億2234万 | -30.58% |
| 12/02 | 8:30 親会社以外の支配株主の異動に関するお知らせ |
| 12/01 | 194 | 196 | 169 | 173 | -13.5% | 853,100 | 17億7360万 | -30.24% |
| 11/28 | 195 | 202 | 192 | 200 | +2.56% | 158,900 | 20億5041万 | -21.57% |
| 11/27 | 198 | 198 | 189 | 195 | -2.5% | 131,700 | 19億9915万 | -25.29% |
| 11/26 | 203 | 209 | 196 | 200 | -1.48% | 253,400 | 20億5041万 | -25.37% |
| 11/25 | 204 | 210 | 200 | 203 | -1.93% | 121,500 | 20億8116万 | -26.18% |
| 11/21 | 201 | 210 | 201 | 207 | 0% | 131,200 | 21億2217万 | -26.6% |
| 11/20 | 214 | 217 | 205 | 207 | -4.17% | 182,800 | 21億2217万 | -28.37% |
| 11/19 | 215 | 222 | 213 | 216 | -0.46% | 112,500 | 22億1444万 | -27.52% |
| 11/18 | 220 | 223 | 214 | 217 | -0.46% | 134,500 | 22億2469万 | -29.32% |
| 11/17 | 226 | 228 | 215 | 218 | -3.11% | 195,000 | 22億3494万 | -30.79% |
| 11/14 | 238 | 242 | 222 | 225 | -8.16% | 304,600 | 23億671万 | -30.77% |
| 11/13 | 278 | 278 | 245 | 245 | -10.91% | 331,600 | 25億1175万 | -26.65% |
| 11/12 | 286 | 290 | 269 | 275 | -1.08% | 153,600 | 28億1931万 | -19.83% |
| 11/11 | 265 | 278 | 259 | 278 | +5.7% | 150,900 | 28億5007万 | -20.57% |
| 11/10 | 258 | 266 | 254 | 263 | +2.73% | 90,500 | 26億9629万 | -26.12% |
| 11/07 | 252 | 258 | 249 | 256 | -0.78% | 50,800 | 26億2452万 | -29.67% |
| 11/06 | 257 | 261 | 250 | 258 | +0.39% | 93,800 | 26億4503万 | -30.65% |
| 11/05 | 265 | 265 | 249 | 257 | 0% | 172,300 | 26億3477万 | -32.37% |
| 11/04 | 276 | 276 | 256 | 257 | -9.51% | 345,700 | 26億3477万 | -33.76% |
| 10/31 | 289 | 300 | 280 | 284 | -4.38% | 246,200 | 29億1158万 | -28.46% |
| 10/30 | 296 | 299 | 285 | 297 | 0% | 192,700 | 30億4486万 | -26.67% |
| 10/29 | 324 | 328 | 290 | 297 | -8.9% | 214,300 | 30億4486万 | -27.91% |
| 10/28 | 318 | 326 | 313 | 326 | +1.56% | 106,900 | 33億4217万 | -22.38% |
| 10/27 | 331 | 334 | 320 | 321 | -2.73% | 131,400 | 32億9091万 | -24.65% |
| 10/24 | 345 | 350 | 330 | 330 | -3.79% | 84,800 | 33億8317万 | -23.96% |
| 10/23 | 360 | 360 | 338 | 343 | -4.99% | 86,800 | 35億1645万 | -22.05% |
| 10/22 | 357 | 371 | 351 | 361 | +1.98% | 95,700 | 37億99万 | -19.06% |
| 10/21 | 380 | 380 | 354 | 354 | -7.33% | 91,100 | 36億2922万 | -21.51% |
| 10/20 | 369 | 386 | 369 | 382 | +2.41% | 45,200 | 39億1628万 | -16.41% |
| 10/17 | 394 | 396 | 367 | 373 | -4.85% | 83,800 | 38億2401万 | -19.26% |
| 10/16 | 15:30 2026年5月期第1四半期決算説明会の動画公開のお知らせ |
| 10/16 | 401 | 421 | 382 | 392 | -10.3% | 133,000 | 40億1880万 | -15.88% |
| 10/15 | 15:30 2026年5月期第1四半期決算説明資料 |
| 10/15 | 15:30 2026年5月期第1四半期決算短信〔日本基準〕(連結) |
| 10/15 | 15:30 COO取締役の選任に関するお知らせ |
| 10/15 | 420 | 440 | 420 | 437 | +3.8% | 54,200 | 44億8015万 | -7.22% |
| 10/14 | 430 | 434 | 419 | 421 | -3.66% | 61,000 | 43億1611万 | -10.99% |
| 10/10 | 449 | 450 | 434 | 437 | -2.89% | 75,300 | 44億8015万 | -8.19% |
| 10/09 | 455 | 455 | 449 | 450 | -1.1% | 22,700 | 46億1342万 | -5.86% |
| 10/08 | 463 | 463 | 451 | 455 | -1.09% | 15,700 | 46億6468万 | -5.21% |